/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/lib/Support/TargetParser.cpp
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1 | | //===-- TargetParser - Parser for target features ---------------*- C++ -*-===// |
2 | | // |
3 | | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | | // See https://llvm.org/LICENSE.txt for license information. |
5 | | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | | // |
7 | | //===----------------------------------------------------------------------===// |
8 | | // |
9 | | // This file implements a target parser to recognise hardware features such as |
10 | | // FPU/CPU/ARCH names as well as specific support such as HDIV, etc. |
11 | | // |
12 | | //===----------------------------------------------------------------------===// |
13 | | |
14 | | #include "llvm/Support/ARMBuildAttributes.h" |
15 | | #include "llvm/Support/TargetParser.h" |
16 | | #include "llvm/ADT/ArrayRef.h" |
17 | | #include "llvm/ADT/StringSwitch.h" |
18 | | #include "llvm/ADT/Twine.h" |
19 | | |
20 | | using namespace llvm; |
21 | | using namespace AMDGPU; |
22 | | |
23 | | namespace { |
24 | | |
25 | | struct GPUInfo { |
26 | | StringLiteral Name; |
27 | | StringLiteral CanonicalName; |
28 | | AMDGPU::GPUKind Kind; |
29 | | unsigned Features; |
30 | | }; |
31 | | |
32 | | constexpr GPUInfo R600GPUs[26] = { |
33 | | // Name Canonical Kind Features |
34 | | // Name |
35 | | {{"r600"}, {"r600"}, GK_R600, FEATURE_NONE }, |
36 | | {{"rv630"}, {"r600"}, GK_R600, FEATURE_NONE }, |
37 | | {{"rv635"}, {"r600"}, GK_R600, FEATURE_NONE }, |
38 | | {{"r630"}, {"r630"}, GK_R630, FEATURE_NONE }, |
39 | | {{"rs780"}, {"rs880"}, GK_RS880, FEATURE_NONE }, |
40 | | {{"rs880"}, {"rs880"}, GK_RS880, FEATURE_NONE }, |
41 | | {{"rv610"}, {"rs880"}, GK_RS880, FEATURE_NONE }, |
42 | | {{"rv620"}, {"rs880"}, GK_RS880, FEATURE_NONE }, |
43 | | {{"rv670"}, {"rv670"}, GK_RV670, FEATURE_NONE }, |
44 | | {{"rv710"}, {"rv710"}, GK_RV710, FEATURE_NONE }, |
45 | | {{"rv730"}, {"rv730"}, GK_RV730, FEATURE_NONE }, |
46 | | {{"rv740"}, {"rv770"}, GK_RV770, FEATURE_NONE }, |
47 | | {{"rv770"}, {"rv770"}, GK_RV770, FEATURE_NONE }, |
48 | | {{"cedar"}, {"cedar"}, GK_CEDAR, FEATURE_NONE }, |
49 | | {{"palm"}, {"cedar"}, GK_CEDAR, FEATURE_NONE }, |
50 | | {{"cypress"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA }, |
51 | | {{"hemlock"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA }, |
52 | | {{"juniper"}, {"juniper"}, GK_JUNIPER, FEATURE_NONE }, |
53 | | {{"redwood"}, {"redwood"}, GK_REDWOOD, FEATURE_NONE }, |
54 | | {{"sumo"}, {"sumo"}, GK_SUMO, FEATURE_NONE }, |
55 | | {{"sumo2"}, {"sumo"}, GK_SUMO, FEATURE_NONE }, |
56 | | {{"barts"}, {"barts"}, GK_BARTS, FEATURE_NONE }, |
57 | | {{"caicos"}, {"caicos"}, GK_CAICOS, FEATURE_NONE }, |
58 | | {{"aruba"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA }, |
59 | | {{"cayman"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA }, |
60 | | {{"turks"}, {"turks"}, GK_TURKS, FEATURE_NONE } |
61 | | }; |
62 | | |
63 | | // This table should be sorted by the value of GPUKind |
64 | | // Don't bother listing the implicitly true features |
65 | | constexpr GPUInfo AMDGCNGPUs[37] = { |
66 | | // Name Canonical Kind Features |
67 | | // Name |
68 | | {{"gfx600"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32}, |
69 | | {{"tahiti"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32}, |
70 | | {{"gfx601"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, |
71 | | {{"hainan"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, |
72 | | {{"oland"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, |
73 | | {{"pitcairn"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, |
74 | | {{"verde"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, |
75 | | {{"gfx700"}, {"gfx700"}, GK_GFX700, FEATURE_NONE}, |
76 | | {{"kaveri"}, {"gfx700"}, GK_GFX700, FEATURE_NONE}, |
77 | | {{"gfx701"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32}, |
78 | | {{"hawaii"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32}, |
79 | | {{"gfx702"}, {"gfx702"}, GK_GFX702, FEATURE_FAST_FMA_F32}, |
80 | | {{"gfx703"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, |
81 | | {{"kabini"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, |
82 | | {{"mullins"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, |
83 | | {{"gfx704"}, {"gfx704"}, GK_GFX704, FEATURE_NONE}, |
84 | | {{"bonaire"}, {"gfx704"}, GK_GFX704, FEATURE_NONE}, |
85 | | {{"gfx801"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
86 | | {{"carrizo"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
87 | | {{"gfx802"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, |
88 | | {{"iceland"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, |
89 | | {{"tonga"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, |
90 | | {{"gfx803"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, |
91 | | {{"fiji"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, |
92 | | {{"polaris10"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, |
93 | | {{"polaris11"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, |
94 | | {{"gfx810"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32}, |
95 | | {{"stoney"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32}, |
96 | | {{"gfx900"}, {"gfx900"}, GK_GFX900, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
97 | | {{"gfx902"}, {"gfx902"}, GK_GFX902, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
98 | | {{"gfx904"}, {"gfx904"}, GK_GFX904, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
99 | | {{"gfx906"}, {"gfx906"}, GK_GFX906, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
100 | | {{"gfx908"}, {"gfx908"}, GK_GFX908, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
101 | | {{"gfx909"}, {"gfx909"}, GK_GFX909, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
102 | | {{"gfx1010"}, {"gfx1010"}, GK_GFX1010, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
103 | | {{"gfx1011"}, {"gfx1011"}, GK_GFX1011, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
104 | | {{"gfx1012"}, {"gfx1012"}, GK_GFX1012, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, |
105 | | }; |
106 | | |
107 | 630 | const GPUInfo *getArchEntry(AMDGPU::GPUKind AK, ArrayRef<GPUInfo> Table) { |
108 | 630 | GPUInfo Search = { {""}, {""}, AK, AMDGPU::FEATURE_NONE }; |
109 | 630 | |
110 | 630 | auto I = std::lower_bound(Table.begin(), Table.end(), Search, |
111 | 3.28k | [](const GPUInfo &A, const GPUInfo &B) { |
112 | 3.28k | return A.Kind < B.Kind; |
113 | 3.28k | }); |
114 | 630 | |
115 | 630 | if (I == Table.end()) |
116 | 0 | return nullptr; |
117 | 630 | return I; |
118 | 630 | } |
119 | | |
120 | | } // namespace |
121 | | |
122 | 109 | StringRef llvm::AMDGPU::getArchNameAMDGCN(GPUKind AK) { |
123 | 109 | if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs)) |
124 | 109 | return Entry->CanonicalName; |
125 | 0 | return ""; |
126 | 0 | } |
127 | | |
128 | 60 | StringRef llvm::AMDGPU::getArchNameR600(GPUKind AK) { |
129 | 60 | if (const auto *Entry = getArchEntry(AK, R600GPUs)) |
130 | 60 | return Entry->CanonicalName; |
131 | 0 | return ""; |
132 | 0 | } |
133 | | |
134 | 2.48M | AMDGPU::GPUKind llvm::AMDGPU::parseArchAMDGCN(StringRef CPU) { |
135 | 59.2M | for (const auto C : AMDGCNGPUs) { |
136 | 59.2M | if (CPU == C.Name) |
137 | 2.02M | return C.Kind; |
138 | 59.2M | } |
139 | 2.48M | |
140 | 2.48M | return AMDGPU::GPUKind::GK_NONE456k ; |
141 | 2.48M | } |
142 | | |
143 | 230 | AMDGPU::GPUKind llvm::AMDGPU::parseArchR600(StringRef CPU) { |
144 | 3.82k | for (const auto C : R600GPUs) { |
145 | 3.82k | if (CPU == C.Name) |
146 | 206 | return C.Kind; |
147 | 3.82k | } |
148 | 230 | |
149 | 230 | return AMDGPU::GPUKind::GK_NONE24 ; |
150 | 230 | } |
151 | | |
152 | 333 | unsigned AMDGPU::getArchAttrAMDGCN(GPUKind AK) { |
153 | 333 | if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs)) |
154 | 333 | return Entry->Features; |
155 | 0 | return FEATURE_NONE; |
156 | 0 | } |
157 | | |
158 | 128 | unsigned AMDGPU::getArchAttrR600(GPUKind AK) { |
159 | 128 | if (const auto *Entry = getArchEntry(AK, R600GPUs)) |
160 | 128 | return Entry->Features; |
161 | 0 | return FEATURE_NONE; |
162 | 0 | } |
163 | | |
164 | 1 | void AMDGPU::fillValidArchListAMDGCN(SmallVectorImpl<StringRef> &Values) { |
165 | 1 | // XXX: Should this only report unique canonical names? |
166 | 1 | for (const auto C : AMDGCNGPUs) |
167 | 37 | Values.push_back(C.Name); |
168 | 1 | } |
169 | | |
170 | 1 | void AMDGPU::fillValidArchListR600(SmallVectorImpl<StringRef> &Values) { |
171 | 1 | for (const auto C : R600GPUs) |
172 | 26 | Values.push_back(C.Name); |
173 | 1 | } |
174 | | |
175 | 2.48M | AMDGPU::IsaVersion AMDGPU::getIsaVersion(StringRef GPU) { |
176 | 2.48M | AMDGPU::GPUKind AK = parseArchAMDGCN(GPU); |
177 | 2.48M | if (AK == AMDGPU::GPUKind::GK_NONE) { |
178 | 456k | if (GPU == "generic-hsa") |
179 | 22.5k | return {7, 0, 0}; |
180 | 433k | if (GPU == "generic") |
181 | 429k | return {6, 0, 0}; |
182 | 4.72k | return {0, 0, 0}; |
183 | 4.72k | } |
184 | 2.02M | |
185 | 2.02M | switch (AK) { |
186 | 2.02M | case GK_GFX600: return {6, 0, 0}177k ; |
187 | 2.02M | case GK_GFX601: return {6, 0, 1}127k ; |
188 | 2.02M | case GK_GFX700: return {7, 0, 0}117k ; |
189 | 2.02M | case GK_GFX701: return {7, 0, 1}69.3k ; |
190 | 2.02M | case GK_GFX702: return {7, 0, 2}180 ; |
191 | 2.02M | case GK_GFX703: return {7, 0, 3}1.04k ; |
192 | 2.02M | case GK_GFX704: return {7, 0, 4}111k ; |
193 | 2.02M | case GK_GFX801: return {8, 0, 1}31.2k ; |
194 | 2.02M | case GK_GFX802: return {8, 0, 2}390k ; |
195 | 2.02M | case GK_GFX803: return {8, 0, 3}325k ; |
196 | 2.02M | case GK_GFX810: return {8, 1, 0}9.29k ; |
197 | 2.02M | case GK_GFX900: return {9, 0, 0}467k ; |
198 | 2.02M | case GK_GFX902: return {9, 0, 2}3.38k ; |
199 | 2.02M | case GK_GFX904: return {9, 0, 4}487 ; |
200 | 2.02M | case GK_GFX906: return {9, 0, 6}25.4k ; |
201 | 2.02M | case GK_GFX908: return {9, 0, 8}21.3k ; |
202 | 2.02M | case GK_GFX909: return {9, 0, 9}106 ; |
203 | 2.02M | case GK_GFX1010: return {10, 1, 0}133k ; |
204 | 2.02M | case GK_GFX1011: return {10, 1, 1}6.15k ; |
205 | 2.02M | case GK_GFX1012: return {10, 1, 2}6.16k ; |
206 | 2.02M | default: return {0, 0, 0}0 ; |
207 | 2.02M | } |
208 | 2.02M | } |